PS Magazine - TB 43-PS-515
PS, The Preventative Maintenance Monthly
ISSUE 515
OCTOBER 1995
l
ou've started your M939A2-Sries
5±ton and the tires still Look a LittLe
²ow. WhaT do you do?
What you
DON³´ do Is go geT an
a
taµk¶
Don·t manuaLLy add air to any tIre
on the M939A2 whI²e opratIng The
cntRaL
t
i¸fatIon system (E¹º)» You
c
me¼¼ uP ½he E¾º· eLeCtroniC Con¿
tRoL unIt
(EC).
Your meChaniC bas To dIsCoµneCt the
E¹º system to manual²y add aiÀ.
Áhe E¹º reguLates the air Pressure,
addIng ÂÀ Àemoviµg
a
a
nes.
OnCe you Crank uP youà tRuCk, the
ECU
auTomatiCally CheCks and ReguÄ
Lates the air PRe¼¼ure in eaCh tireÅ
If
you susPeCt the Ære PRessure
i
stiLL not CoRreCTÇ CheCk to ¼ee that you
have ¼eleCted the ProPeÀ
EC
modeÅ
PS515
17
IF,
aFeÀ severa² minutesÈ you sTill noÉ
tiCe under±Infated tIresÊ and youËve
done everythIng aLÌowed By
ÁM
9Í2320±272±10, sÎÏÐ, ÑeCause thaTÒs aLL
you shouLd doÓ
G
get a meChÔniC or
your sergeantÕ
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